109322-09-0 2-Chloroindolo(2,3-b)quinoxaline-6-acetic acid (1-(4-bromo-3-nitrophenyl)ethylidene)hydrazide 6H-INDOLO(2,3-b)QUINOXALINE-6-ACETIC ACID, 2-CHLORO-, (1-(4-BROMO-3-NITROPHENYL) 6H-Indolo(2,3-b)quinoxaline-6-acetic acid, 2-chloro-, (1-(4-bromo-3-nitrophenyl)ethylidene)hydrazide BRN 5679472